The Switch,rotary, cataloged under National Stock Number 5930-01-326-2256, is classified within Federal Supply Class 5930 (Switches) of the Electrical and Electronic Equipment Components group. Government technical data includes 24 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5930-01-326-2256 |
| Item Name | Switch,rotary |
| FSC / FSG | 5930 / 59 — Switches |
| Status | ACTIVE |
| Switch Contact Basic Design | NONPILE-UP NONSYMMETRICAL |
| Terminal Type | SCREW |
| Mounting Facility Pattern | ISOSCELES TRIANGLE SINGLE MOUNTING FACILITY |
| Precious Material | SILVER |
| Contact Load Current Rating | 20.0 AMPERES RESISTIVE LOAD LOWEST AC VOLTAGE RATING AT SEA LEVEL |
| Contact Load Current Rating | 5.0 AMPERES RESISTIVE LOAD HIGHEST AC VOLTAGE RATING AT SEA LEVEL |
| Contact Load Current Rating | 400.0 MILLIAMPERES RESISTIVE LOAD DC AT SEA LEVEL |
| Mounting Method | BRACKET(S) AND THREADED HOLE(S) SINGLE MOUNTING FACILITY |
| Style Designator | TAP, CIRCUIT SELECTOR |
| Longest Vertical Distance Between Mounting Centers | 2.180 INCHES NOMINAL SINGLE MOUNTING FACILITY IN |
| Individual Section Quantity | 4 |
| Shortest Horizontal Distance Between Mounting Centers | 1.000 INCHES NOMINAL SINGLE MOUNTING FACILITY IN |
| Features Provided | ACTUATOR KNOB |
| Nominal Thread Size | 0.190 INCHES SINGLE MOUNTING FACILITY IN |
| Switch Actuator Stop Device Type | FIXED STOP SINGLE ACTUATOR |
| Contact Voltage Rating in Volts | 500.0 HIGHEST AC VOLTAGE RATING AT SEA LEVEL |
| Contact Voltage Rating in Volts | 125.0 LOWEST AC VOLTAGE RATING AT SEA LEVEL |
| Contact Voltage Rating in Volts | 355.0 DC AT SEA LEVEL |
| Precious Material and Location | CONTACT AND ROTOR BLADE SURFACES SILVER |
| Thread Class | 2B SINGLE MOUNTING FACILITY |
| Switch Actuator Positioning Increment | 45.0 DEGREES SINGLE ACTUATOR |
| Switch Actuator Indexing Position Quantity | 3 SINGLE ACTUATOR |
| Thread Series Designator | UNF SINGLE MOUNTING FACILITY |
| Longest Horizontal Distance Between Mounting Centers | 2.000 INCHES NOMINAL SINGLE MOUNTING FACILITY IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 24304PD | 3/2 Design control — primary reference U.S. Government activity |
NSN 5930-01-326-2256 is a Switch,rotary, classified under FSC 5930, Switches. Status: active.
1 possible match (shared part number, not a government interchangeability claim): 5930-01-438-6940. Verify interchangeability with system specifications before substitution.
Key specifications for 5930-01-326-2256: Overall Height: 2.910 INCHES NOMINAL IN; Switch Contact Basic Design: NONPILE-UP NONSYMMETRICAL; Terminal Type: SCREW; Mounting Facility Pattern: ISOSCELES TRIANGLE SINGLE MOUNTING FACILITY. 24 specifications are documented in the U.S. Government catalog.
Possible hazard — SDS may be required (DLA HMIC P). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.